<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>6 image</title>
    <link rel="stylesheet" href="./index4.css?delay=2000">
</head>
<body>
    <!-- 图片文件加载不阻塞页面解析和渲染 -->
   <div class="div1">111</div>
   <img src="./image/coloros.jpg?delay=3000"></div> 
   <div class="div2">222</div> 
</body>
</html>